1 ; NOTE: Assertions have been autogenerated by utils/update_test_checks.py UTC_ARGS: --version 2
2 ; RUN: opt < %s -S -passes=instsimplify | FileCheck %s
4 ; largest unsigned i15 = 2^15 - 1 = 32767
5 ; largest half (max exponent = 15 -> 2^15 * (1 + 1023/1024) = 65504
7 define i1 @isKnownNeverInfinity_uitofp(i15 %x) {
8 ; CHECK-LABEL: define i1 @isKnownNeverInfinity_uitofp
9 ; CHECK-SAME: (i15 [[X:%.*]]) {
10 ; CHECK-NEXT: ret i1 true
12 %f = uitofp i15 %x to half
13 %r = fcmp une half %f, 0xH7c00
19 define i1 @isNotKnownNeverInfinity_uitofp(i16 %x) {
20 ; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_uitofp
21 ; CHECK-SAME: (i16 [[X:%.*]]) {
22 ; CHECK-NEXT: [[F:%.*]] = uitofp i16 [[X]] to half
23 ; CHECK-NEXT: [[R:%.*]] = fcmp une half [[F]], 0xH7C00
24 ; CHECK-NEXT: ret i1 [[R]]
26 %f = uitofp i16 %x to half
27 %r = fcmp une half %f, 0xH7c00
31 define i1 @isKnownNeverNegativeInfinity_uitofp(i15 %x) {
32 ; CHECK-LABEL: define i1 @isKnownNeverNegativeInfinity_uitofp
33 ; CHECK-SAME: (i15 [[X:%.*]]) {
34 ; CHECK-NEXT: ret i1 false
36 %f = uitofp i15 %x to half
37 %r = fcmp oeq half %f, 0xHfc00
41 ; uitofp can't be negative, so this still works.
43 define i1 @isNotKnownNeverNegativeInfinity_uitofp(i16 %x) {
44 ; CHECK-LABEL: define i1 @isNotKnownNeverNegativeInfinity_uitofp
45 ; CHECK-SAME: (i16 [[X:%.*]]) {
46 ; CHECK-NEXT: ret i1 false
48 %f = uitofp i16 %x to half
49 %r = fcmp oeq half %f, 0xHfc00
53 ; largest magnitude signed i16 = 2^15 - 1 = 32767 --> -32768
54 ; largest half (max exponent = 15 -> 2^15 * (1 + 1023/1024) = 65504
56 define i1 @isKnownNeverInfinity_sitofp(i16 %x) {
57 ; CHECK-LABEL: define i1 @isKnownNeverInfinity_sitofp
58 ; CHECK-SAME: (i16 [[X:%.*]]) {
59 ; CHECK-NEXT: ret i1 true
61 %f = sitofp i16 %x to half
62 %r = fcmp une half %f, 0xH7c00
68 define i1 @isNotKnownNeverInfinity_sitofp(i17 %x) {
69 ; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_sitofp
70 ; CHECK-SAME: (i17 [[X:%.*]]) {
71 ; CHECK-NEXT: [[F:%.*]] = sitofp i17 [[X]] to half
72 ; CHECK-NEXT: [[R:%.*]] = fcmp une half [[F]], 0xH7C00
73 ; CHECK-NEXT: ret i1 [[R]]
75 %f = sitofp i17 %x to half
76 %r = fcmp une half %f, 0xH7c00
80 define i1 @isKnownNeverNegativeInfinity_sitofp(i16 %x) {
81 ; CHECK-LABEL: define i1 @isKnownNeverNegativeInfinity_sitofp
82 ; CHECK-SAME: (i16 [[X:%.*]]) {
83 ; CHECK-NEXT: ret i1 false
85 %f = sitofp i16 %x to half
86 %r = fcmp oeq half %f, 0xHfc00
92 define i1 @isNotKnownNeverNegativeInfinity_sitofp(i17 %x) {
93 ; CHECK-LABEL: define i1 @isNotKnownNeverNegativeInfinity_sitofp
94 ; CHECK-SAME: (i17 [[X:%.*]]) {
95 ; CHECK-NEXT: [[F:%.*]] = sitofp i17 [[X]] to half
96 ; CHECK-NEXT: [[R:%.*]] = fcmp oeq half [[F]], 0xHFC00
97 ; CHECK-NEXT: ret i1 [[R]]
99 %f = sitofp i17 %x to half
100 %r = fcmp oeq half %f, 0xHfc00
104 define i1 @isKnownNeverInfinity_fpext(float %x) {
105 ; CHECK-LABEL: define i1 @isKnownNeverInfinity_fpext
106 ; CHECK-SAME: (float [[X:%.*]]) {
107 ; CHECK-NEXT: ret i1 true
109 %a = fadd ninf float %x, 1.0
110 %e = fpext float %a to double
111 %r = fcmp une double %e, 0x7ff0000000000000
115 define i1 @isKnownNeverInfinity_fpext_sitofp(i16 %x) {
116 ; CHECK-LABEL: define i1 @isKnownNeverInfinity_fpext_sitofp
117 ; CHECK-SAME: (i16 [[X:%.*]]) {
118 ; CHECK-NEXT: ret i1 false
120 %f = sitofp i16 %x to half
121 %e = fpext half %f to double
122 %r = fcmp oeq double %e, 0xfff0000000000000
126 define i1 @isKnownNeverInfinity_fptrunc(double %x) {
127 ; CHECK-LABEL: define i1 @isKnownNeverInfinity_fptrunc
128 ; CHECK-SAME: (double [[X:%.*]]) {
129 ; CHECK-NEXT: [[A:%.*]] = fadd ninf double [[X]], 1.000000e+00
130 ; CHECK-NEXT: [[E:%.*]] = fptrunc double [[A]] to float
131 ; CHECK-NEXT: [[R:%.*]] = fcmp une float [[E]], 0x7FF0000000000000
132 ; CHECK-NEXT: ret i1 [[R]]
134 %a = fadd ninf double %x, 1.0
135 %e = fptrunc double %a to float
136 %r = fcmp une float %e, 0x7FF0000000000000
140 define i1 @isNotKnownNeverInfinity_fptrunc(double %unknown) {
141 ; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_fptrunc
142 ; CHECK-SAME: (double [[UNKNOWN:%.*]]) {
143 ; CHECK-NEXT: [[E:%.*]] = fptrunc double [[UNKNOWN]] to float
144 ; CHECK-NEXT: [[R:%.*]] = fcmp une float [[E]], 0x7FF0000000000000
145 ; CHECK-NEXT: ret i1 [[R]]
147 %e = fptrunc double %unknown to float
148 %r = fcmp une float %e, 0x7FF0000000000000
152 define i1 @isKnownNeverInfinity_canonicalize(double %x) {
153 ; CHECK-LABEL: define i1 @isKnownNeverInfinity_canonicalize
154 ; CHECK-SAME: (double [[X:%.*]]) {
155 ; CHECK-NEXT: ret i1 true
157 %a = fadd ninf double %x, 1.0
158 %e = call double @llvm.canonicalize.f64(double %a)
159 %r = fcmp une double %e, 0x7ff0000000000000
163 define i1 @isNotKnownNeverInfinity_canonicalize(double %x) {
164 ; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_canonicalize
165 ; CHECK-SAME: (double [[X:%.*]]) {
166 ; CHECK-NEXT: [[E:%.*]] = call double @llvm.canonicalize.f64(double [[X]])
167 ; CHECK-NEXT: [[R:%.*]] = fcmp une double [[E]], 0x7FF0000000000000
168 ; CHECK-NEXT: ret i1 [[R]]
170 %e = call double @llvm.canonicalize.f64(double %x)
171 %r = fcmp une double %e, 0x7ff0000000000000
175 define i1 @isKnownNeverInfinity_fabs(double %x) {
176 ; CHECK-LABEL: define i1 @isKnownNeverInfinity_fabs
177 ; CHECK-SAME: (double [[X:%.*]]) {
178 ; CHECK-NEXT: ret i1 true
180 %a = fadd ninf double %x, 1.0
181 %e = call double @llvm.fabs.f64(double %a)
182 %r = fcmp une double %e, 0x7ff0000000000000
186 define i1 @isNotKnownNeverInfinity_fabs(double %x) {
187 ; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_fabs
188 ; CHECK-SAME: (double [[X:%.*]]) {
189 ; CHECK-NEXT: [[E:%.*]] = call double @llvm.fabs.f64(double [[X]])
190 ; CHECK-NEXT: [[R:%.*]] = fcmp une double [[E]], 0x7FF0000000000000
191 ; CHECK-NEXT: ret i1 [[R]]
193 %e = call double @llvm.fabs.f64(double %x)
194 %r = fcmp une double %e, 0x7ff0000000000000
198 define i1 @isKnownNeverInfinity_fneg(double %x) {
199 ; CHECK-LABEL: define i1 @isKnownNeverInfinity_fneg
200 ; CHECK-SAME: (double [[X:%.*]]) {
201 ; CHECK-NEXT: ret i1 true
203 %a = fadd ninf double %x, 1.0
205 %r = fcmp une double %e, 0x7ff0000000000000
209 define i1 @isNotKnownNeverInfinity_fneg(double %x) {
210 ; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_fneg
211 ; CHECK-SAME: (double [[X:%.*]]) {
212 ; CHECK-NEXT: [[E:%.*]] = fneg double [[X]]
213 ; CHECK-NEXT: [[R:%.*]] = fcmp une double [[E]], 0x7FF0000000000000
214 ; CHECK-NEXT: ret i1 [[R]]
217 %r = fcmp une double %e, 0x7ff0000000000000
221 define i1 @isKnownNeverInfinity_copysign(double %x, double %sign) {
222 ; CHECK-LABEL: define i1 @isKnownNeverInfinity_copysign
223 ; CHECK-SAME: (double [[X:%.*]], double [[SIGN:%.*]]) {
224 ; CHECK-NEXT: ret i1 true
226 %a = fadd ninf double %x, 1.0
227 %e = call double @llvm.copysign.f64(double %a, double %sign)
228 %r = fcmp une double %e, 0x7ff0000000000000
232 define i1 @isNotKnownNeverInfinity_copysign(double %x, double %sign) {
233 ; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_copysign
234 ; CHECK-SAME: (double [[X:%.*]], double [[SIGN:%.*]]) {
235 ; CHECK-NEXT: [[E:%.*]] = call double @llvm.copysign.f64(double [[X]], double [[SIGN]])
236 ; CHECK-NEXT: [[R:%.*]] = fcmp une double [[E]], 0x7FF0000000000000
237 ; CHECK-NEXT: ret i1 [[R]]
239 %e = call double @llvm.copysign.f64(double %x, double %sign)
240 %r = fcmp une double %e, 0x7ff0000000000000
244 define i1 @isKnownNeverInfinity_arithmetic_fence(double %x) {
245 ; CHECK-LABEL: define i1 @isKnownNeverInfinity_arithmetic_fence
246 ; CHECK-SAME: (double [[X:%.*]]) {
247 ; CHECK-NEXT: ret i1 true
249 %a = fadd ninf double %x, 1.0
250 %e = call double @llvm.arithmetic.fence.f64(double %a)
251 %r = fcmp une double %e, 0x7ff0000000000000
255 define i1 @isNotKnownNeverInfinity_arithmetic_fence(double %x) {
256 ; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_arithmetic_fence
257 ; CHECK-SAME: (double [[X:%.*]]) {
258 ; CHECK-NEXT: [[E:%.*]] = call double @llvm.arithmetic.fence.f64(double [[X]])
259 ; CHECK-NEXT: [[R:%.*]] = fcmp une double [[E]], 0x7FF0000000000000
260 ; CHECK-NEXT: ret i1 [[R]]
262 %e = call double @llvm.arithmetic.fence.f64(double %x)
263 %r = fcmp une double %e, 0x7ff0000000000000
267 define i1 @isKnownNeverInfinity_floor(double %x) {
268 ; CHECK-LABEL: define i1 @isKnownNeverInfinity_floor
269 ; CHECK-SAME: (double [[X:%.*]]) {
270 ; CHECK-NEXT: ret i1 true
272 %a = fadd ninf double %x, 1.0
273 %e = call double @llvm.floor.f64(double %a)
274 %r = fcmp une double %e, 0x7ff0000000000000
278 define i1 @isNotKnownNeverInfinity_floor(double %x) {
279 ; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_floor
280 ; CHECK-SAME: (double [[X:%.*]]) {
281 ; CHECK-NEXT: [[E:%.*]] = call double @llvm.floor.f64(double [[X]])
282 ; CHECK-NEXT: [[R:%.*]] = fcmp une double [[E]], 0x7FF0000000000000
283 ; CHECK-NEXT: ret i1 [[R]]
285 %e = call double @llvm.floor.f64(double %x)
286 %r = fcmp une double %e, 0x7ff0000000000000
290 define i1 @isKnownNeverInfinity_ceil(double %x) {
291 ; CHECK-LABEL: define i1 @isKnownNeverInfinity_ceil
292 ; CHECK-SAME: (double [[X:%.*]]) {
293 ; CHECK-NEXT: ret i1 true
295 %a = fadd ninf double %x, 1.0
296 %e = call double @llvm.ceil.f64(double %a)
297 %r = fcmp une double %e, 0x7ff0000000000000
301 define i1 @isNotKnownNeverInfinity_ceil(double %x) {
302 ; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_ceil
303 ; CHECK-SAME: (double [[X:%.*]]) {
304 ; CHECK-NEXT: [[E:%.*]] = call double @llvm.ceil.f64(double [[X]])
305 ; CHECK-NEXT: [[R:%.*]] = fcmp une double [[E]], 0x7FF0000000000000
306 ; CHECK-NEXT: ret i1 [[R]]
308 %e = call double @llvm.ceil.f64(double %x)
309 %r = fcmp une double %e, 0x7ff0000000000000
313 define i1 @isKnownNeverInfinity_trunc(double %x) {
314 ; CHECK-LABEL: define i1 @isKnownNeverInfinity_trunc
315 ; CHECK-SAME: (double [[X:%.*]]) {
316 ; CHECK-NEXT: ret i1 true
318 %a = fadd ninf double %x, 1.0
319 %e = call double @llvm.trunc.f64(double %a)
320 %r = fcmp une double %e, 0x7ff0000000000000
324 define i1 @isNotKnownNeverInfinity_trunc(double %x) {
325 ; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_trunc
326 ; CHECK-SAME: (double [[X:%.*]]) {
327 ; CHECK-NEXT: [[E:%.*]] = call double @llvm.trunc.f64(double [[X]])
328 ; CHECK-NEXT: [[R:%.*]] = fcmp une double [[E]], 0x7FF0000000000000
329 ; CHECK-NEXT: ret i1 [[R]]
331 %e = call double @llvm.trunc.f64(double %x)
332 %r = fcmp une double %e, 0x7ff0000000000000
336 define i1 @isKnownNeverInfinity_rint(double %x) {
337 ; CHECK-LABEL: define i1 @isKnownNeverInfinity_rint
338 ; CHECK-SAME: (double [[X:%.*]]) {
339 ; CHECK-NEXT: ret i1 true
341 %a = fadd ninf double %x, 1.0
342 %e = call double @llvm.rint.f64(double %a)
343 %r = fcmp une double %e, 0x7ff0000000000000
347 define i1 @isNotKnownNeverInfinity_rint(double %x) {
348 ; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_rint
349 ; CHECK-SAME: (double [[X:%.*]]) {
350 ; CHECK-NEXT: [[E:%.*]] = call double @llvm.rint.f64(double [[X]])
351 ; CHECK-NEXT: [[R:%.*]] = fcmp une double [[E]], 0x7FF0000000000000
352 ; CHECK-NEXT: ret i1 [[R]]
354 %e = call double @llvm.rint.f64(double %x)
355 %r = fcmp une double %e, 0x7ff0000000000000
359 define i1 @isKnownNeverInfinity_nearbyint(double %x) {
360 ; CHECK-LABEL: define i1 @isKnownNeverInfinity_nearbyint
361 ; CHECK-SAME: (double [[X:%.*]]) {
362 ; CHECK-NEXT: ret i1 true
364 %a = fadd ninf double %x, 1.0
365 %e = call double @llvm.nearbyint.f64(double %a)
366 %r = fcmp une double %e, 0x7ff0000000000000
370 define i1 @isNotKnownNeverInfinity_nearbyint(double %x) {
371 ; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_nearbyint
372 ; CHECK-SAME: (double [[X:%.*]]) {
373 ; CHECK-NEXT: [[E:%.*]] = call double @llvm.nearbyint.f64(double [[X]])
374 ; CHECK-NEXT: [[R:%.*]] = fcmp une double [[E]], 0x7FF0000000000000
375 ; CHECK-NEXT: ret i1 [[R]]
377 %e = call double @llvm.nearbyint.f64(double %x)
378 %r = fcmp une double %e, 0x7ff0000000000000
382 define i1 @isKnownNeverInfinity_round(double %x) {
383 ; CHECK-LABEL: define i1 @isKnownNeverInfinity_round
384 ; CHECK-SAME: (double [[X:%.*]]) {
385 ; CHECK-NEXT: ret i1 true
387 %a = fadd ninf double %x, 1.0
388 %e = call double @llvm.round.f64(double %a)
389 %r = fcmp une double %e, 0x7ff0000000000000
393 define i1 @isNotKnownNeverInfinity_round(double %x) {
394 ; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_round
395 ; CHECK-SAME: (double [[X:%.*]]) {
396 ; CHECK-NEXT: [[E:%.*]] = call double @llvm.round.f64(double [[X]])
397 ; CHECK-NEXT: [[R:%.*]] = fcmp une double [[E]], 0x7FF0000000000000
398 ; CHECK-NEXT: ret i1 [[R]]
400 %e = call double @llvm.round.f64(double %x)
401 %r = fcmp une double %e, 0x7ff0000000000000
405 define i1 @isKnownNeverInfinity_roundeven(double %x) {
406 ; CHECK-LABEL: define i1 @isKnownNeverInfinity_roundeven
407 ; CHECK-SAME: (double [[X:%.*]]) {
408 ; CHECK-NEXT: ret i1 true
410 %a = fadd ninf double %x, 1.0
411 %e = call double @llvm.roundeven.f64(double %a)
412 %r = fcmp une double %e, 0x7ff0000000000000
416 define i1 @isNotKnownNeverInfinity_roundeven(double %x) {
417 ; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_roundeven
418 ; CHECK-SAME: (double [[X:%.*]]) {
419 ; CHECK-NEXT: [[E:%.*]] = call double @llvm.roundeven.f64(double [[X]])
420 ; CHECK-NEXT: [[R:%.*]] = fcmp une double [[E]], 0x7FF0000000000000
421 ; CHECK-NEXT: ret i1 [[R]]
423 %e = call double @llvm.roundeven.f64(double %x)
424 %r = fcmp une double %e, 0x7ff0000000000000
428 define i1 @isNotKnownNeverInfinity_fptrunc_round(double %x) {
429 ; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_fptrunc_round
430 ; CHECK-SAME: (double [[X:%.*]]) {
431 ; CHECK-NEXT: [[A:%.*]] = fadd ninf double [[X]], 1.000000e+00
432 ; CHECK-NEXT: [[E:%.*]] = call float @llvm.fptrunc.round.f32.f64(double [[A]], metadata !"round.downward")
433 ; CHECK-NEXT: [[R:%.*]] = fcmp une float [[E]], 0x7FF0000000000000
434 ; CHECK-NEXT: ret i1 [[R]]
436 %a = fadd ninf double %x, 1.0
437 %e = call float @llvm.fptrunc.round.f32.f64(double %a, metadata !"round.downward")
438 %r = fcmp une float %e, 0x7ff0000000000000
442 define i1 @isKnownNeverInfinity_floor_ppcf128(ppc_fp128 %x) {
443 ; CHECK-LABEL: define i1 @isKnownNeverInfinity_floor_ppcf128
444 ; CHECK-SAME: (ppc_fp128 [[X:%.*]]) {
445 ; CHECK-NEXT: [[A:%.*]] = fadd ninf ppc_fp128 [[X]], [[X]]
446 ; CHECK-NEXT: [[E:%.*]] = call ppc_fp128 @llvm.floor.ppcf128(ppc_fp128 [[A]])
447 ; CHECK-NEXT: [[R:%.*]] = fcmp une ppc_fp128 [[E]], 0xM7FF00000000000000000000000000000
448 ; CHECK-NEXT: ret i1 [[R]]
450 %a = fadd ninf ppc_fp128 %x, %x
451 %e = call ppc_fp128 @llvm.floor.ppcf128(ppc_fp128 %a)
452 %r = fcmp une ppc_fp128 %e, 0xM7FF00000000000000000000000000000
456 define i1 @isKnownNeverInfinity_ceil_ppcf128(ppc_fp128 %x) {
457 ; CHECK-LABEL: define i1 @isKnownNeverInfinity_ceil_ppcf128
458 ; CHECK-SAME: (ppc_fp128 [[X:%.*]]) {
459 ; CHECK-NEXT: [[A:%.*]] = fadd ninf ppc_fp128 [[X]], [[X]]
460 ; CHECK-NEXT: [[E:%.*]] = call ppc_fp128 @llvm.ceil.ppcf128(ppc_fp128 [[A]])
461 ; CHECK-NEXT: [[R:%.*]] = fcmp une ppc_fp128 [[E]], 0xM7FF00000000000000000000000000000
462 ; CHECK-NEXT: ret i1 [[R]]
464 %a = fadd ninf ppc_fp128 %x, %x
465 %e = call ppc_fp128 @llvm.ceil.ppcf128(ppc_fp128 %a)
466 %r = fcmp une ppc_fp128 %e, 0xM7FF00000000000000000000000000000
470 define i1 @isKnownNeverInfinity_rint_ppcf128(ppc_fp128 %x) {
471 ; CHECK-LABEL: define i1 @isKnownNeverInfinity_rint_ppcf128
472 ; CHECK-SAME: (ppc_fp128 [[X:%.*]]) {
473 ; CHECK-NEXT: [[A:%.*]] = fadd ninf ppc_fp128 [[X]], [[X]]
474 ; CHECK-NEXT: [[E:%.*]] = call ppc_fp128 @llvm.rint.ppcf128(ppc_fp128 [[A]])
475 ; CHECK-NEXT: [[R:%.*]] = fcmp une ppc_fp128 [[E]], 0xM7FF00000000000000000000000000000
476 ; CHECK-NEXT: ret i1 [[R]]
478 %a = fadd ninf ppc_fp128 %x, %x
479 %e = call ppc_fp128 @llvm.rint.ppcf128(ppc_fp128 %a)
480 %r = fcmp une ppc_fp128 %e, 0xM7FF00000000000000000000000000000
484 define i1 @isKnownNeverInfinity_nearbyint_ppcf128(ppc_fp128 %x) {
485 ; CHECK-LABEL: define i1 @isKnownNeverInfinity_nearbyint_ppcf128
486 ; CHECK-SAME: (ppc_fp128 [[X:%.*]]) {
487 ; CHECK-NEXT: [[A:%.*]] = fadd ninf ppc_fp128 [[X]], [[X]]
488 ; CHECK-NEXT: [[E:%.*]] = call ppc_fp128 @llvm.nearbyint.ppcf128(ppc_fp128 [[A]])
489 ; CHECK-NEXT: [[R:%.*]] = fcmp une ppc_fp128 [[E]], 0xM7FF00000000000000000000000000000
490 ; CHECK-NEXT: ret i1 [[R]]
492 %a = fadd ninf ppc_fp128 %x, %x
493 %e = call ppc_fp128 @llvm.nearbyint.ppcf128(ppc_fp128 %a)
494 %r = fcmp une ppc_fp128 %e, 0xM7FF00000000000000000000000000000
498 define i1 @isKnownNeverInfinity_round_ppcf128(ppc_fp128 %x) {
499 ; CHECK-LABEL: define i1 @isKnownNeverInfinity_round_ppcf128
500 ; CHECK-SAME: (ppc_fp128 [[X:%.*]]) {
501 ; CHECK-NEXT: [[A:%.*]] = fadd ninf ppc_fp128 [[X]], [[X]]
502 ; CHECK-NEXT: [[E:%.*]] = call ppc_fp128 @llvm.round.ppcf128(ppc_fp128 [[A]])
503 ; CHECK-NEXT: [[R:%.*]] = fcmp une ppc_fp128 [[E]], 0xM7FF00000000000000000000000000000
504 ; CHECK-NEXT: ret i1 [[R]]
506 %a = fadd ninf ppc_fp128 %x, %x
507 %e = call ppc_fp128 @llvm.round.ppcf128(ppc_fp128 %a)
508 %r = fcmp une ppc_fp128 %e, 0xM7FF00000000000000000000000000000
512 define i1 @isKnownNeverInfinity_roundeven_ppcf128(ppc_fp128 %x) {
513 ; CHECK-LABEL: define i1 @isKnownNeverInfinity_roundeven_ppcf128
514 ; CHECK-SAME: (ppc_fp128 [[X:%.*]]) {
515 ; CHECK-NEXT: [[A:%.*]] = fadd ninf ppc_fp128 [[X]], [[X]]
516 ; CHECK-NEXT: [[E:%.*]] = call ppc_fp128 @llvm.roundeven.ppcf128(ppc_fp128 [[A]])
517 ; CHECK-NEXT: [[R:%.*]] = fcmp une ppc_fp128 [[E]], 0xM7FF00000000000000000000000000000
518 ; CHECK-NEXT: ret i1 [[R]]
520 %a = fadd ninf ppc_fp128 %x, %x
521 %e = call ppc_fp128 @llvm.roundeven.ppcf128(ppc_fp128 %a)
522 %r = fcmp une ppc_fp128 %e, 0xM7FF00000000000000000000000000000
526 define i1 @isKnownNeverInfinity_trunc_ppcf128(ppc_fp128 %x) {
527 ; CHECK-LABEL: define i1 @isKnownNeverInfinity_trunc_ppcf128
528 ; CHECK-SAME: (ppc_fp128 [[X:%.*]]) {
529 ; CHECK-NEXT: ret i1 true
531 %a = fadd ninf ppc_fp128 %x, %x
532 %e = call ppc_fp128 @llvm.trunc.ppcf128(ppc_fp128 %a)
533 %r = fcmp une ppc_fp128 %e, 0xM7FF00000000000000000000000000000
537 define i1 @isKnownNeverInfinity_ceil_x86_fp80(x86_fp80 %x) {
538 ; CHECK-LABEL: define i1 @isKnownNeverInfinity_ceil_x86_fp80
539 ; CHECK-SAME: (x86_fp80 [[X:%.*]]) {
540 ; CHECK-NEXT: ret i1 true
542 %a = fadd ninf x86_fp80 %x, %x
543 %e = call x86_fp80 @llvm.ceil.f80(x86_fp80 %a)
544 %r = fcmp une x86_fp80 %e, 0xK7FFF8000000000000000
548 define i1 @isKnownNeverInfinity_minnum(double %x, double %y) {
549 ; CHECK-LABEL: define i1 @isKnownNeverInfinity_minnum
550 ; CHECK-SAME: (double [[X:%.*]], double [[Y:%.*]]) {
551 ; CHECK-NEXT: ret i1 true
553 %ninf.x = fadd ninf double %x, 1.0
554 %ninf.y = fadd ninf double %y, 1.0
555 %op = call double @llvm.minnum.f64(double %ninf.x, double %ninf.y)
556 %cmp = fcmp une double %op, 0x7ff0000000000000
560 define i1 @isNotKnownNeverInfinity_minnum_lhs(double %x, double %y) {
561 ; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_minnum_lhs
562 ; CHECK-SAME: (double [[X:%.*]], double [[Y:%.*]]) {
563 ; CHECK-NEXT: [[NINF_Y:%.*]] = fadd ninf double [[Y]], 1.000000e+00
564 ; CHECK-NEXT: [[OP:%.*]] = call double @llvm.minnum.f64(double [[X]], double [[NINF_Y]])
565 ; CHECK-NEXT: [[CMP:%.*]] = fcmp une double [[OP]], 0x7FF0000000000000
566 ; CHECK-NEXT: ret i1 [[CMP]]
568 %ninf.y = fadd ninf double %y, 1.0
569 %op = call double @llvm.minnum.f64(double %x, double %ninf.y)
570 %cmp = fcmp une double %op, 0x7ff0000000000000
574 define i1 @isNotKnownNeverInfinity_minnum_rhs(double %x, double %y) {
575 ; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_minnum_rhs
576 ; CHECK-SAME: (double [[X:%.*]], double [[Y:%.*]]) {
577 ; CHECK-NEXT: [[NINF_X:%.*]] = fadd ninf double [[X]], 1.000000e+00
578 ; CHECK-NEXT: [[OP:%.*]] = call double @llvm.minnum.f64(double [[NINF_X]], double [[Y]])
579 ; CHECK-NEXT: [[CMP:%.*]] = fcmp une double [[OP]], 0x7FF0000000000000
580 ; CHECK-NEXT: ret i1 [[CMP]]
582 %ninf.x = fadd ninf double %x, 1.0
583 %op = call double @llvm.minnum.f64(double %ninf.x, double %y)
584 %cmp = fcmp une double %op, 0x7ff0000000000000
588 define i1 @isKnownNeverInfinity_maxnum(double %x, double %y) {
589 ; CHECK-LABEL: define i1 @isKnownNeverInfinity_maxnum
590 ; CHECK-SAME: (double [[X:%.*]], double [[Y:%.*]]) {
591 ; CHECK-NEXT: ret i1 true
593 %ninf.x = fadd ninf double %x, 1.0
594 %ninf.y = fadd ninf double %y, 1.0
595 %op = call double @llvm.maxnum.f64(double %ninf.x, double %ninf.y)
596 %cmp = fcmp une double %op, 0x7ff0000000000000
600 define i1 @isNotKnownNeverInfinity_maxnum_lhs(double %x, double %y) {
601 ; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_maxnum_lhs
602 ; CHECK-SAME: (double [[X:%.*]], double [[Y:%.*]]) {
603 ; CHECK-NEXT: [[NINF_Y:%.*]] = fadd ninf double [[Y]], 1.000000e+00
604 ; CHECK-NEXT: [[OP:%.*]] = call double @llvm.maxnum.f64(double [[X]], double [[NINF_Y]])
605 ; CHECK-NEXT: [[CMP:%.*]] = fcmp une double [[OP]], 0x7FF0000000000000
606 ; CHECK-NEXT: ret i1 [[CMP]]
608 %ninf.y = fadd ninf double %y, 1.0
609 %op = call double @llvm.maxnum.f64(double %x, double %ninf.y)
610 %cmp = fcmp une double %op, 0x7ff0000000000000
614 define i1 @isNotKnownNeverInfinity_maxnum_rhs(double %x, double %y) {
615 ; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_maxnum_rhs
616 ; CHECK-SAME: (double [[X:%.*]], double [[Y:%.*]]) {
617 ; CHECK-NEXT: [[NINF_X:%.*]] = fadd ninf double [[X]], 1.000000e+00
618 ; CHECK-NEXT: [[OP:%.*]] = call double @llvm.maxnum.f64(double [[NINF_X]], double [[Y]])
619 ; CHECK-NEXT: [[CMP:%.*]] = fcmp une double [[OP]], 0x7FF0000000000000
620 ; CHECK-NEXT: ret i1 [[CMP]]
622 %ninf.x = fadd ninf double %x, 1.0
623 %op = call double @llvm.maxnum.f64(double %ninf.x, double %y)
624 %cmp = fcmp une double %op, 0x7ff0000000000000
628 define i1 @isKnownNeverInfinity_minimum(double %x, double %y) {
629 ; CHECK-LABEL: define i1 @isKnownNeverInfinity_minimum
630 ; CHECK-SAME: (double [[X:%.*]], double [[Y:%.*]]) {
631 ; CHECK-NEXT: ret i1 true
633 %ninf.x = fadd ninf double %x, 1.0
634 %ninf.y = fadd ninf double %y, 1.0
635 %op = call double @llvm.minimum.f64(double %ninf.x, double %ninf.y)
636 %cmp = fcmp une double %op, 0x7ff0000000000000
640 define i1 @isNotKnownNeverInfinity_minimum_lhs(double %x, double %y) {
641 ; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_minimum_lhs
642 ; CHECK-SAME: (double [[X:%.*]], double [[Y:%.*]]) {
643 ; CHECK-NEXT: [[NINF_Y:%.*]] = fadd ninf double [[Y]], 1.000000e+00
644 ; CHECK-NEXT: [[OP:%.*]] = call double @llvm.minimum.f64(double [[X]], double [[NINF_Y]])
645 ; CHECK-NEXT: [[CMP:%.*]] = fcmp une double [[OP]], 0x7FF0000000000000
646 ; CHECK-NEXT: ret i1 [[CMP]]
648 %ninf.y = fadd ninf double %y, 1.0
649 %op = call double @llvm.minimum.f64(double %x, double %ninf.y)
650 %cmp = fcmp une double %op, 0x7ff0000000000000
654 define i1 @isNotKnownNeverInfinity_minimum_rhs(double %x, double %y) {
655 ; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_minimum_rhs
656 ; CHECK-SAME: (double [[X:%.*]], double [[Y:%.*]]) {
657 ; CHECK-NEXT: [[NINF_X:%.*]] = fadd ninf double [[X]], 1.000000e+00
658 ; CHECK-NEXT: [[OP:%.*]] = call double @llvm.minimum.f64(double [[NINF_X]], double [[Y]])
659 ; CHECK-NEXT: [[CMP:%.*]] = fcmp une double [[OP]], 0x7FF0000000000000
660 ; CHECK-NEXT: ret i1 [[CMP]]
662 %ninf.x = fadd ninf double %x, 1.0
663 %op = call double @llvm.minimum.f64(double %ninf.x, double %y)
664 %cmp = fcmp une double %op, 0x7ff0000000000000
668 define i1 @isKnownNeverInfinity_maximum(double %x, double %y) {
669 ; CHECK-LABEL: define i1 @isKnownNeverInfinity_maximum
670 ; CHECK-SAME: (double [[X:%.*]], double [[Y:%.*]]) {
671 ; CHECK-NEXT: ret i1 true
673 %ninf.x = fadd ninf double %x, 1.0
674 %ninf.y = fadd ninf double %y, 1.0
675 %op = call double @llvm.maximum.f64(double %ninf.x, double %ninf.y)
676 %cmp = fcmp une double %op, 0x7ff0000000000000
680 define i1 @isNotKnownNeverInfinity_maximum_lhs(double %x, double %y) {
681 ; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_maximum_lhs
682 ; CHECK-SAME: (double [[X:%.*]], double [[Y:%.*]]) {
683 ; CHECK-NEXT: [[NINF_Y:%.*]] = fadd ninf double [[Y]], 1.000000e+00
684 ; CHECK-NEXT: [[OP:%.*]] = call double @llvm.maximum.f64(double [[X]], double [[NINF_Y]])
685 ; CHECK-NEXT: [[CMP:%.*]] = fcmp une double [[OP]], 0x7FF0000000000000
686 ; CHECK-NEXT: ret i1 [[CMP]]
688 %ninf.y = fadd ninf double %y, 1.0
689 %op = call double @llvm.maximum.f64(double %x, double %ninf.y)
690 %cmp = fcmp une double %op, 0x7ff0000000000000
694 define i1 @isNotKnownNeverInfinity_maximum_rhs(double %x, double %y) {
695 ; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_maximum_rhs
696 ; CHECK-SAME: (double [[X:%.*]], double [[Y:%.*]]) {
697 ; CHECK-NEXT: [[NINF_X:%.*]] = fadd ninf double [[X]], 1.000000e+00
698 ; CHECK-NEXT: [[OP:%.*]] = call double @llvm.maximum.f64(double [[NINF_X]], double [[Y]])
699 ; CHECK-NEXT: [[CMP:%.*]] = fcmp une double [[OP]], 0x7FF0000000000000
700 ; CHECK-NEXT: ret i1 [[CMP]]
702 %ninf.x = fadd ninf double %x, 1.0
703 %op = call double @llvm.maximum.f64(double %ninf.x, double %y)
704 %cmp = fcmp une double %op, 0x7ff0000000000000
708 define i1 @isKnownNeverInfinity_sqrt(double %x) {
709 ; CHECK-LABEL: define i1 @isKnownNeverInfinity_sqrt
710 ; CHECK-SAME: (double [[X:%.*]]) {
711 ; CHECK-NEXT: ret i1 true
713 %a = fadd ninf double %x, 1.0
714 %e = call double @llvm.sqrt.f64(double %a)
715 %r = fcmp une double %e, 0x7ff0000000000000
719 define i1 @isNotKnownNeverInfinity_sqrt(double %x) {
720 ; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_sqrt
721 ; CHECK-SAME: (double [[X:%.*]]) {
722 ; CHECK-NEXT: [[E:%.*]] = call double @llvm.sqrt.f64(double [[X]])
723 ; CHECK-NEXT: [[R:%.*]] = fcmp une double [[E]], 0x7FF0000000000000
724 ; CHECK-NEXT: ret i1 [[R]]
726 %e = call double @llvm.sqrt.f64(double %x)
727 %r = fcmp une double %e, 0x7ff0000000000000
731 ; No source check required
732 define i1 @isKnownNeverInfinity_sin(double %x) {
733 ; CHECK-LABEL: define i1 @isKnownNeverInfinity_sin
734 ; CHECK-SAME: (double [[X:%.*]]) {
735 ; CHECK-NEXT: ret i1 true
737 %e = call double @llvm.sin.f64(double %x)
738 %r = fcmp une double %e, 0x7ff0000000000000
742 ; No source check required
743 define i1 @isKnownNeverInfinity_cos(double %x) {
744 ; CHECK-LABEL: define i1 @isKnownNeverInfinity_cos
745 ; CHECK-SAME: (double [[X:%.*]]) {
746 ; CHECK-NEXT: ret i1 true
748 %e = call double @llvm.cos.f64(double %x)
749 %r = fcmp une double %e, 0x7ff0000000000000
753 define i1 @isKnownNeverInfinity_log(double %x) {
754 ; CHECK-LABEL: define i1 @isKnownNeverInfinity_log
755 ; CHECK-SAME: (double [[X:%.*]]) {
756 ; CHECK-NEXT: ret i1 true
758 %x.clamp.zero = call double @llvm.maxnum.f64(double %x, double 0.0)
759 %a = fadd ninf double %x.clamp.zero, 1.0
760 %e = call double @llvm.log.f64(double %a)
761 %r = fcmp une double %e, 0x7ff0000000000000
765 define i1 @isNotKnownNeverInfinity_log_maybe_negative(double %x) {
766 ; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_log_maybe_negative
767 ; CHECK-SAME: (double [[X:%.*]]) {
768 ; CHECK-NEXT: ret i1 true
771 %x.not.inf = fadd ninf double %x, 1.0
772 %e = call double @llvm.log.f64(double %x.not.inf)
773 %r = fcmp une double %e, 0x7ff0000000000000
777 define i1 @isNotKnownNeverInfinity_log_maybe_inf(double %x) {
778 ; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_log_maybe_inf
779 ; CHECK-SAME: (double [[X:%.*]]) {
780 ; CHECK-NEXT: [[X_CLAMP_ZERO:%.*]] = call double @llvm.maxnum.f64(double [[X]], double 0.000000e+00)
781 ; CHECK-NEXT: [[E:%.*]] = call double @llvm.log.f64(double [[X_CLAMP_ZERO]])
782 ; CHECK-NEXT: [[R:%.*]] = fcmp une double [[E]], 0x7FF0000000000000
783 ; CHECK-NEXT: ret i1 [[R]]
785 %x.clamp.zero = call double @llvm.maxnum.f64(double %x, double 0.0)
786 %e = call double @llvm.log.f64(double %x.clamp.zero)
787 %r = fcmp une double %e, 0x7ff0000000000000
791 define i1 @isKnownNeverNegInfinity_log_maybe_0(double %x) {
792 ; CHECK-LABEL: define i1 @isKnownNeverNegInfinity_log_maybe_0
793 ; CHECK-SAME: (double [[X:%.*]]) {
794 ; CHECK-NEXT: [[A:%.*]] = call ninf double @llvm.sqrt.f64(double [[X]])
795 ; CHECK-NEXT: [[E:%.*]] = call double @llvm.log.f64(double [[A]])
796 ; CHECK-NEXT: [[R:%.*]] = fcmp une double [[E]], 0xFFF0000000000000
797 ; CHECK-NEXT: ret i1 [[R]]
799 %a = call ninf double @llvm.sqrt.f64(double %x) ; could be 0.0
800 %e = call double @llvm.log.f64(double %a) ; log(0.0) --> -inf
801 %r = fcmp une double %e, 0xfff0000000000000
805 define i1 @isKnownNeverInfinity_log10(double %x) {
806 ; CHECK-LABEL: define i1 @isKnownNeverInfinity_log10
807 ; CHECK-SAME: (double [[X:%.*]]) {
808 ; CHECK-NEXT: ret i1 true
810 %x.clamp.zero = call double @llvm.maxnum.f64(double %x, double 0.0)
811 %a = fadd ninf double %x.clamp.zero, 1.0
812 %e = call double @llvm.log10.f64(double %a)
813 %r = fcmp une double %e, 0x7ff0000000000000
817 define i1 @isNotKnownNeverInfinity_log10_maybe_negative(double %x) {
818 ; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_log10_maybe_negative
819 ; CHECK-SAME: (double [[X:%.*]]) {
820 ; CHECK-NEXT: ret i1 true
823 %x.not.inf = fadd ninf double %x, 1.0
824 %e = call double @llvm.log10.f64(double %x.not.inf)
825 %r = fcmp une double %e, 0x7ff0000000000000
829 define i1 @isNotKnownNeverInfinity_log10_maybe_inf(double %x) {
830 ; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_log10_maybe_inf
831 ; CHECK-SAME: (double [[X:%.*]]) {
832 ; CHECK-NEXT: [[X_CLAMP_ZERO:%.*]] = call double @llvm.maxnum.f64(double [[X]], double 0.000000e+00)
833 ; CHECK-NEXT: [[E:%.*]] = call double @llvm.log10.f64(double [[X_CLAMP_ZERO]])
834 ; CHECK-NEXT: [[R:%.*]] = fcmp une double [[E]], 0x7FF0000000000000
835 ; CHECK-NEXT: ret i1 [[R]]
837 %x.clamp.zero = call double @llvm.maxnum.f64(double %x, double 0.0)
838 %e = call double @llvm.log10.f64(double %x.clamp.zero)
839 %r = fcmp une double %e, 0x7ff0000000000000
843 define i1 @isKnownNeverNegInfinity_log10_maybe_0(double %x) {
844 ; CHECK-LABEL: define i1 @isKnownNeverNegInfinity_log10_maybe_0
845 ; CHECK-SAME: (double [[X:%.*]]) {
846 ; CHECK-NEXT: [[A:%.*]] = call ninf double @llvm.sqrt.f64(double [[X]])
847 ; CHECK-NEXT: [[E:%.*]] = call double @llvm.log10.f64(double [[A]])
848 ; CHECK-NEXT: [[R:%.*]] = fcmp une double [[E]], 0xFFF0000000000000
849 ; CHECK-NEXT: ret i1 [[R]]
851 %a = call ninf double @llvm.sqrt.f64(double %x) ; could be 0.0
852 %e = call double @llvm.log10.f64(double %a) ; log(0.0) --> -inf
853 %r = fcmp une double %e, 0xfff0000000000000
857 define i1 @isKnownNeverInfinity_log2(double %x) {
858 ; CHECK-LABEL: define i1 @isKnownNeverInfinity_log2
859 ; CHECK-SAME: (double [[X:%.*]]) {
860 ; CHECK-NEXT: ret i1 true
862 %x.clamp.zero = call double @llvm.maxnum.f64(double %x, double 0.0)
863 %a = fadd ninf double %x.clamp.zero, 1.0
864 %e = call double @llvm.log2.f64(double %a)
865 %r = fcmp une double %e, 0x7ff0000000000000
869 define i1 @isNotKnownNeverInfinity_log2_maybe_negative(double %x) {
870 ; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_log2_maybe_negative
871 ; CHECK-SAME: (double [[X:%.*]]) {
872 ; CHECK-NEXT: ret i1 true
875 %x.not.inf = fadd ninf double %x, 1.0
876 %e = call double @llvm.log2.f64(double %x.not.inf)
877 %r = fcmp une double %e, 0x7ff0000000000000
881 define i1 @isNotKnownNeverInfinity_log2_maybe_inf(double %x) {
882 ; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_log2_maybe_inf
883 ; CHECK-SAME: (double [[X:%.*]]) {
884 ; CHECK-NEXT: [[X_CLAMP_ZERO:%.*]] = call double @llvm.maxnum.f64(double [[X]], double 0.000000e+00)
885 ; CHECK-NEXT: [[E:%.*]] = call double @llvm.log2.f64(double [[X_CLAMP_ZERO]])
886 ; CHECK-NEXT: [[R:%.*]] = fcmp une double [[E]], 0x7FF0000000000000
887 ; CHECK-NEXT: ret i1 [[R]]
889 %x.clamp.zero = call double @llvm.maxnum.f64(double %x, double 0.0)
890 %e = call double @llvm.log2.f64(double %x.clamp.zero)
891 %r = fcmp une double %e, 0x7ff0000000000000
895 define i1 @isKnownNeverNegInfinity_log2_maybe_0(double %x) {
896 ; CHECK-LABEL: define i1 @isKnownNeverNegInfinity_log2_maybe_0
897 ; CHECK-SAME: (double [[X:%.*]]) {
898 ; CHECK-NEXT: [[A:%.*]] = call ninf double @llvm.sqrt.f64(double [[X]])
899 ; CHECK-NEXT: [[E:%.*]] = call double @llvm.log2.f64(double [[A]])
900 ; CHECK-NEXT: [[R:%.*]] = fcmp une double [[E]], 0xFFF0000000000000
901 ; CHECK-NEXT: ret i1 [[R]]
903 %a = call ninf double @llvm.sqrt.f64(double %x) ; could be 0.0
904 %e = call double @llvm.log2.f64(double %a) ; log(0.0) --> -inf
905 %r = fcmp une double %e, 0xfff0000000000000
909 define i1 @isNotKnownNeverInfinity_pow(double %x, double %y) {
910 ; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_pow
911 ; CHECK-SAME: (double [[X:%.*]], double [[Y:%.*]]) {
912 ; CHECK-NEXT: [[NINF_X:%.*]] = fadd ninf double [[X]], 1.000000e+00
913 ; CHECK-NEXT: [[NINF_Y:%.*]] = fadd ninf double [[Y]], 1.000000e+00
914 ; CHECK-NEXT: [[OP:%.*]] = call double @llvm.pow.f64(double [[NINF_X]], double [[NINF_Y]])
915 ; CHECK-NEXT: [[CMP:%.*]] = fcmp une double [[OP]], 0x7FF0000000000000
916 ; CHECK-NEXT: ret i1 [[CMP]]
918 %ninf.x = fadd ninf double %x, 1.0
919 %ninf.y = fadd ninf double %y, 1.0
920 %op = call double @llvm.pow.f64(double %ninf.x, double %ninf.y)
921 %cmp = fcmp une double %op, 0x7ff0000000000000
925 define i1 @isNotKnownNeverInfinity_powi(double %x) {
926 ; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_powi
927 ; CHECK-SAME: (double [[X:%.*]]) {
928 ; CHECK-NEXT: [[NINF_X:%.*]] = fadd ninf double [[X]], 1.000000e+00
929 ; CHECK-NEXT: [[OP:%.*]] = call double @llvm.powi.f64.i32(double [[NINF_X]], i32 2)
930 ; CHECK-NEXT: [[CMP:%.*]] = fcmp une double [[OP]], 0x7FF0000000000000
931 ; CHECK-NEXT: ret i1 [[CMP]]
933 %ninf.x = fadd ninf double %x, 1.0
934 %op = call double @llvm.powi.f64.i32(double %ninf.x, i32 2)
935 %cmp = fcmp une double %op, 0x7ff0000000000000
939 define i1 @isNotKnownNeverInfinity_exp(double %x) {
940 ; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_exp
941 ; CHECK-SAME: (double [[X:%.*]]) {
942 ; CHECK-NEXT: [[A:%.*]] = fadd ninf double [[X]], 1.000000e+00
943 ; CHECK-NEXT: [[E:%.*]] = call double @llvm.exp.f64(double [[A]])
944 ; CHECK-NEXT: [[R:%.*]] = fcmp une double [[E]], 0x7FF0000000000000
945 ; CHECK-NEXT: ret i1 [[R]]
947 %a = fadd ninf double %x, 1.0
948 %e = call double @llvm.exp.f64(double %a)
949 %r = fcmp une double %e, 0x7ff0000000000000
953 define i1 @isNotKnownNeverInfinity_exp2(double %x) {
954 ; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_exp2
955 ; CHECK-SAME: (double [[X:%.*]]) {
956 ; CHECK-NEXT: [[A:%.*]] = fadd ninf double [[X]], 1.000000e+00
957 ; CHECK-NEXT: [[E:%.*]] = call double @llvm.exp2.f64(double [[A]])
958 ; CHECK-NEXT: [[R:%.*]] = fcmp une double [[E]], 0x7FF0000000000000
959 ; CHECK-NEXT: ret i1 [[R]]
961 %a = fadd ninf double %x, 1.0
962 %e = call double @llvm.exp2.f64(double %a)
963 %r = fcmp une double %e, 0x7ff0000000000000
967 define i1 @isNotKnownNeverInfinity_fma(double %x, double %y, double %z) {
968 ; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_fma
969 ; CHECK-SAME: (double [[X:%.*]], double [[Y:%.*]], double [[Z:%.*]]) {
970 ; CHECK-NEXT: [[NINF_X:%.*]] = fadd ninf double [[X]], 1.000000e+00
971 ; CHECK-NEXT: [[NINF_Y:%.*]] = fadd ninf double [[Y]], 1.000000e+00
972 ; CHECK-NEXT: [[NINF_Z:%.*]] = fadd ninf double [[Z]], 1.000000e+00
973 ; CHECK-NEXT: [[OP:%.*]] = call double @llvm.fma.f64(double [[NINF_X]], double [[NINF_Y]], double [[NINF_Z]])
974 ; CHECK-NEXT: [[CMP:%.*]] = fcmp une double [[OP]], 0x7FF0000000000000
975 ; CHECK-NEXT: ret i1 [[CMP]]
977 %ninf.x = fadd ninf double %x, 1.0
978 %ninf.y = fadd ninf double %y, 1.0
979 %ninf.z = fadd ninf double %z, 1.0
980 %op = call double @llvm.fma.f64(double %ninf.x, double %ninf.y, double %ninf.z)
981 %cmp = fcmp une double %op, 0x7ff0000000000000
985 define i1 @isNotKnownNeverInfinity_fmuladd(double %x, double %y, double %z) {
986 ; CHECK-LABEL: define i1 @isNotKnownNeverInfinity_fmuladd
987 ; CHECK-SAME: (double [[X:%.*]], double [[Y:%.*]], double [[Z:%.*]]) {
988 ; CHECK-NEXT: [[NINF_X:%.*]] = fadd ninf double [[X]], 1.000000e+00
989 ; CHECK-NEXT: [[NINF_Y:%.*]] = fadd ninf double [[Y]], 1.000000e+00
990 ; CHECK-NEXT: [[NINF_Z:%.*]] = fadd ninf double [[Z]], 1.000000e+00
991 ; CHECK-NEXT: [[OP:%.*]] = call double @llvm.fmuladd.f64(double [[NINF_X]], double [[NINF_Y]], double [[NINF_Z]])
992 ; CHECK-NEXT: [[CMP:%.*]] = fcmp une double [[OP]], 0x7FF0000000000000
993 ; CHECK-NEXT: ret i1 [[CMP]]
995 %ninf.x = fadd ninf double %x, 1.0
996 %ninf.y = fadd ninf double %y, 1.0
997 %ninf.z = fadd ninf double %z, 1.0
998 %op = call double @llvm.fmuladd.f64(double %ninf.x, double %ninf.y, double %ninf.z)
999 %cmp = fcmp une double %op, 0x7ff0000000000000
1003 define i1 @not_inf_fabs_select_pzero_or_ninf(i1 %cond) {
1004 ; CHECK-LABEL: define i1 @not_inf_fabs_select_pzero_or_ninf
1005 ; CHECK-SAME: (i1 [[COND:%.*]]) {
1006 ; CHECK-NEXT: entry:
1007 ; CHECK-NEXT: [[SELECT:%.*]] = select i1 [[COND]], float 0.000000e+00, float 0xFFF0000000000000
1008 ; CHECK-NEXT: [[FABS:%.*]] = call float @llvm.fabs.f32(float [[SELECT]])
1009 ; CHECK-NEXT: [[ONE:%.*]] = fcmp one float [[FABS]], 0x7FF0000000000000
1010 ; CHECK-NEXT: ret i1 [[ONE]]
1013 %select = select i1 %cond, float 0.000000e+00, float 0xFFF0000000000000
1014 %fabs = call float @llvm.fabs.f32(float %select)
1015 %one = fcmp one float %fabs, 0x7FF0000000000000
1019 define i1 @not_inf_fabs_select_nzero_or_pinf(i1 %cond) {
1020 ; CHECK-LABEL: define i1 @not_inf_fabs_select_nzero_or_pinf
1021 ; CHECK-SAME: (i1 [[COND:%.*]]) {
1022 ; CHECK-NEXT: entry:
1023 ; CHECK-NEXT: [[SELECT:%.*]] = select i1 [[COND]], float -0.000000e+00, float 0x7FF0000000000000
1024 ; CHECK-NEXT: [[FABS:%.*]] = call float @llvm.fabs.f32(float [[SELECT]])
1025 ; CHECK-NEXT: [[ONE:%.*]] = fcmp one float [[FABS]], 0x7FF0000000000000
1026 ; CHECK-NEXT: ret i1 [[ONE]]
1029 %select = select i1 %cond, float -0.000000e+00, float 0x7FF0000000000000
1030 %fabs = call float @llvm.fabs.f32(float %select)
1031 %one = fcmp one float %fabs, 0x7FF0000000000000
1035 define i1 @not_ninf_fabs_select_nzero_or_pinf(i1 %cond) {
1036 ; CHECK-LABEL: define i1 @not_ninf_fabs_select_nzero_or_pinf
1037 ; CHECK-SAME: (i1 [[COND:%.*]]) {
1038 ; CHECK-NEXT: entry:
1039 ; CHECK-NEXT: ret i1 true
1042 %select = select i1 %cond, float -0.000000e+00, float 0x7FF0000000000000
1043 %fabs = call float @llvm.fabs.f32(float %select)
1044 %one = fcmp one float %fabs, 0xFFF0000000000000
1048 define i1 @not_ninf_fneg_fabs_select_nzero_or_pinf(i1 %cond) {
1049 ; CHECK-LABEL: define i1 @not_ninf_fneg_fabs_select_nzero_or_pinf
1050 ; CHECK-SAME: (i1 [[COND:%.*]]) {
1051 ; CHECK-NEXT: entry:
1052 ; CHECK-NEXT: [[SELECT:%.*]] = select i1 [[COND]], float -0.000000e+00, float 0x7FF0000000000000
1053 ; CHECK-NEXT: [[FABS:%.*]] = call float @llvm.fabs.f32(float [[SELECT]])
1054 ; CHECK-NEXT: [[FNEG_FABS:%.*]] = fneg float [[FABS]]
1055 ; CHECK-NEXT: [[ONE:%.*]] = fcmp one float [[FNEG_FABS]], 0xFFF0000000000000
1056 ; CHECK-NEXT: ret i1 [[ONE]]
1059 %select = select i1 %cond, float -0.000000e+00, float 0x7FF0000000000000
1060 %fabs = call float @llvm.fabs.f32(float %select)
1061 %fneg.fabs = fneg float %fabs
1062 %one = fcmp one float %fneg.fabs, 0xFFF0000000000000
1066 ; This asserted because we didn't handle non-equality comparisons to
1067 ; negative infinity when recognizing is.fpclass-like compares.
1068 define float @fcmp_ogt_neginf_implies_class_assert(float %arg) {
1069 ; CHECK-LABEL: define float @fcmp_ogt_neginf_implies_class_assert
1070 ; CHECK-SAME: (float [[ARG:%.*]]) {
1071 ; CHECK-NEXT: ret float 0.000000e+00
1073 %cmp.ogt.neginf = fcmp ogt float %arg, 0xFFF0000000000000
1074 %select_1_0 = select i1 %cmp.ogt.neginf, float 1.0, float 0.0
1075 %mul_by_zero = fmul float %select_1_0, 0.0
1076 ret float %mul_by_zero
1079 define float @fcmp_ule_neginf_implies_class_assert(float %arg) {
1080 ; CHECK-LABEL: define float @fcmp_ule_neginf_implies_class_assert
1081 ; CHECK-SAME: (float [[ARG:%.*]]) {
1082 ; CHECK-NEXT: ret float 0.000000e+00
1084 %cmp.ule.neginf = fcmp ule float %arg, 0xFFF0000000000000
1085 %select_1_0 = select i1 %cmp.ule.neginf, float 1.0, float 0.0
1086 %mul_by_zero = fmul float %select_1_0, 0.0
1087 ret float %mul_by_zero
1090 define float @fcmp_oge_neginf_implies_class_assert(float %arg) {
1091 ; CHECK-LABEL: define float @fcmp_oge_neginf_implies_class_assert
1092 ; CHECK-SAME: (float [[ARG:%.*]]) {
1093 ; CHECK-NEXT: ret float 0.000000e+00
1095 %cmp.oge.neginf = fcmp oge float %arg, 0xFFF0000000000000
1096 %select_1_0 = select i1 %cmp.oge.neginf, float 1.0, float 0.0
1097 %mul_by_zero = fmul float %select_1_0, 0.0
1098 ret float %mul_by_zero
1101 define float @fcmp_ult_neginf_implies_class_assert(float %arg) {
1102 ; CHECK-LABEL: define float @fcmp_ult_neginf_implies_class_assert
1103 ; CHECK-SAME: (float [[ARG:%.*]]) {
1104 ; CHECK-NEXT: ret float 0.000000e+00
1106 %cmp.ult.neginf = fcmp ult float %arg, 0xFFF0000000000000
1107 %select_1_0 = select i1 %cmp.ult.neginf, float 1.0, float 0.0
1108 %mul_by_zero = fmul float %select_1_0, 0.0
1109 ret float %mul_by_zero
1112 declare double @llvm.arithmetic.fence.f64(double)
1113 declare double @llvm.canonicalize.f64(double)
1114 declare double @llvm.ceil.f64(double)
1115 declare double @llvm.copysign.f64(double, double)
1116 declare double @llvm.cos.f64(double)
1117 declare double @llvm.exp2.f64(double)
1118 declare double @llvm.exp.f64(double)
1119 declare double @llvm.fabs.f64(double)
1120 declare float @llvm.fabs.f32(float)
1121 declare double @llvm.floor.f64(double)
1122 declare double @llvm.fma.f64(double, double, double)
1123 declare double @llvm.fmuladd.f64(double, double, double)
1124 declare double @llvm.log10.f64(double)
1125 declare double @llvm.log2.f64(double)
1126 declare double @llvm.log.f64(double)
1127 declare double @llvm.maximum.f64(double, double)
1128 declare double @llvm.maxnum.f64(double, double)
1129 declare double @llvm.minimum.f64(double, double)
1130 declare double @llvm.minnum.f64(double, double)
1131 declare double @llvm.nearbyint.f64(double)
1132 declare double @llvm.pow.f64(double, double)
1133 declare double @llvm.powi.f64.i32(double, i32)
1134 declare double @llvm.rint.f64(double)
1135 declare double @llvm.roundeven.f64(double)
1136 declare double @llvm.round.f64(double)
1137 declare double @llvm.sin.f64(double)
1138 declare double @llvm.sqrt.f64(double)
1139 declare double @llvm.trunc.f64(double)
1140 declare float @llvm.fptrunc.round.f32.f64(double, metadata)
1141 declare ppc_fp128 @llvm.ceil.ppcf128(ppc_fp128)
1142 declare ppc_fp128 @llvm.floor.ppcf128(ppc_fp128)
1143 declare ppc_fp128 @llvm.nearbyint.ppcf128(ppc_fp128)
1144 declare ppc_fp128 @llvm.rint.ppcf128(ppc_fp128)
1145 declare ppc_fp128 @llvm.roundeven.ppcf128(ppc_fp128)
1146 declare ppc_fp128 @llvm.round.ppcf128(ppc_fp128)
1147 declare ppc_fp128 @llvm.trunc.ppcf128(ppc_fp128)
1148 declare x86_fp80 @llvm.ceil.f80(x86_fp80)